using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using System.IO;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.AspNetCore.Builder;
using Microsoft.Extensions.Logging;
using Microsoft.AspNetCore.Hosting;
using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.PlatformAbstractions;
using Swashbuckle.AspNetCore.Swagger;

namespace online.web
{
    /// <summary>
    /// 
    /// </summary>
    public class Startup
    {
        /// <summary>
        /// 
        /// </summary>
        /// <param name="env"></param>
        public Startup(IHostingEnvironment env)
        {
            var builder = new ConfigurationBuilder()
                .SetBasePath(env.ContentRootPath)
                .AddJsonFile("appsettings.json", optional: true, reloadOnChange: true);

            Configuration = builder.Build();
        }

        /// <summary>
        /// 
        /// </summary>
        public IConfigurationRoot Configuration { get; }

        /// <summary>
        /// 服务
        /// </summary>
        /// <param name="services"></param>
        public void ConfigureServices(IServiceCollection services)
        {
            services.AddMvc();

            services.AddSwaggerGen(c =>
            {
                c.SwaggerDoc("v1",
                    new Info
                    {
                        Title = "广州树童英语API接口文档",
                        Version = "v1",
                        Description = "限用于开发接口调试.",
                        Contact = new Contact
                        {
                            Name = "魏巍",
                            Email = "68235081@qq.com"
                        }
                    }
                 );

                var filePath = Path.Combine(PlatformServices.Default.Application.ApplicationBasePath, "online.web.xml");
                c.IncludeXmlComments(filePath);
            });
        }

        /// <summary>
        /// 中间件
        /// </summary>
        /// <param name="app"></param>
        /// <param name="env"></param>
        /// <param name="loggerFactory"></param>
        public void Configure(IApplicationBuilder app, IHostingEnvironment env, ILoggerFactory loggerFactory)
        {
            loggerFactory.AddConsole();

            app.UseMiddleware<Middlewares.ExceptionHandlerMiddleware>();

            app.UseMvc();

            app.UseSwagger(c =>
            {
                c.RouteTemplate = "doc/{documentName}/swagger.json";
            });

            app.UseSwaggerUI(c =>
            {
                c.RoutePrefix = "doc";
                c.SwaggerEndpoint("/doc/v1/swagger.json", "API v1");
            });
        }
    }
}